20789961854

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{757}}^1\times {\mathrm{188107}}^1$

素因数の和:188939

約数の個数: 16

約数和(自身を含む): 31654061808

約数和(自身を除く): 10864099954

約数列:

[1, 2, 73, 146, 757, 1514, 55261, 110522, 188107, 376214, 13731811, 27463622, 142396999, 284793998, 10394980927, 20789961854]

約数ペア:

[(1, 20789961854), (2, 10394980927), (73, 284793998), (146, 142396999), (757, 27463622), (1514, 13731811), (55261, 376214), (110522, 188107)]